A comparatively flat rigid item, with or without a centrally located aperture, designed to hold an annular bearing or a sleeve bearing in a fitted inclosure. It must have drilled and/or tapped holes for mounting purposes. Excludes:end bell, electrical rotating equipment.
0.178 inches minimum and 0.195 inches maximum overall thickness, 2.750 inches nominal mounting bolt circle diameter, 4 bolt circle hole quantity, aluminum alloy 2024 overall material, 6.560 inches minimum and 6.680 inches maximum length